Gravity Falls Crossovers
Filters
2K | « Prev Page 1 .. 3 4 5 6 7 8 9 16 .. Last Next »

Camping Trip by Pegatrix Fangirl reviews
Nikita brings the Pines twins, Anne, and the Plantars on a week long camping trip to the woodlands. But trouble emerges as they try to enjoy their vacation. Will they manage to survive and save their trip? Or will everything end in disaster?
Crossover - Gravity Falls & Amphibia - Rated: K - English - Adventure/Family - Chapters: 2 - Words: 2,612 - Reviews: 3 - Favs: 5 - Follows: 3 - Updated: 1/10 - Published: 11/11/2021 - Dipper P., OC, Anne
Uncharted Multiverse by Pegatrix Fangirl reviews
After fighting with his brother Stan, Ford is accidentally sucked into the portal. He soon finds himself trapped between dimensions and is forced to fight to survive while meeting new allies and enemies. Can Ford survive the dangers of the multiverse? Will Stan be able to bring him home?
Crossover - X-overs & Gravity Falls - Rated: T - English - Sci-Fi/Fantasy - Chapters: 3 - Words: 4,173 - Reviews: 2 - Favs: 3 - Follows: 3 - Updated: 1/10 - Published: 8/26/2021 - Bill, OC, Grunkle Ford
Mr Enter's Morals Island by callofdutyFTWnintendoFTL reviews
TheMysteriousMrEnter has created a new island that some cartoon characters accidentally land themselves at.
Crossover - Gravity Falls & Steven Universe - Rated: M - English - Horror/Suspense - Chapters: 1 - Words: 2,291 - Reviews: 1 - Favs: 3 - Follows: 1 - Published: 1/9 - Dipper P., Grunkle Stan, Steven U., Ruby - Complete
Gravity Falls and Inside Job: The Truth is out there by neztro reviews
Dipper never stopped looking for the weirdness in the world. this has put him in the sights of a certain morally ambiguous corporation. what happens when an old enemy rears his ugly head and tries to finish what he started, jeopardizing dippers new friends. Dipper X Reagan, Slow Burn
Crossover - Inside Job & Gravity Falls - Rated: T - English - Supernatural/Hurt/Comfort - Chapters: 22 - Words: 56,018 - Reviews: 77 - Favs: 86 - Follows: 77 - Updated: 1/8 - Published: 11/6/2021 - [Dipper P., Reagan R.] Mabel P., Bill - Complete
Pines and machine robo rescue by Finalcool720
Dipper joins machine robo rescue along with Mabel and make new friend and enjoy a new adventure
Crossover - Gravity Falls & Machine Robo Rescue/出撃!マシンロボレスキュー - Rated: T - English - Adventure/Friendship - Chapters: 1 - Words: 819 - Published: 1/6
Bill of Wrongs by Vexel reviews
"Ohmygosh! Dipper, can you believe it! They're making an entire show about Danny Phantom!" Mabel squealed in excitement. "I heard that they're not even paying him royalties. It's gonna be awesome!"
Crossover - Danny Phantom & Gravity Falls - Rated: T - English - Humor/Adventure - Chapters: 2 - Words: 8,396 - Reviews: 14 - Favs: 44 - Follows: 67 - Updated: 1/5 - Published: 6/23/2020 - Danny F., Dipper P., Mabel P., Bill
Gravity's Fury by Pakari Yacer
A broken and desperate man, seeking that which he's lost. A strong woman, guiding others to hope. A group of girls, freed from oppression and finding themselves. A lost boy. And a tyrant with one golden eye. The story you know (Fury Road), with characters you also know.(Gravity Falls) But what will be different? Rated T for mentions of sexual assault and violence.
Crossover - Mad Max & Gravity Falls - Rated: T - English - Adventure/Hurt/Comfort - Chapters: 3 - Words: 3,379 - Updated: 12/31/2021 - Published: 12/29/2021 - Dipper P., Mabel P., Wendy, Bill
Gravity Incorporated by RockSunner reviews
What happens when the cross-country tour of Mystery Incorporated, formerly of Crystal Cove, takes them to Gravity Falls, Oregon? Can they help Dipper and Mabel save the town, and the world? Crossover between "Scooby-Doo! Mystery Incorporated" and "Gravity Falls." Spoilers to the end of GF season 1.
Crossover - Scooby Doo & Gravity Falls - Rated: T - English - Adventure/Humor - Chapters: 13 - Words: 20,818 - Reviews: 31 - Favs: 52 - Follows: 43 - Updated: 12/28/2021 - Published: 5/18/2013 - [Velma, Shaggy] Dipper P., Mabel P. - Complete
The Mystery Twins Investigate: A Kamen Rider Story by Michael Ravencroft reviews
A pillar of light is seen, and at the same time, three girls go missing in Los Angeles, California. A suspected demon sighting in the little town of Gravesfield, Connecticut. Sounds like a job for Mason "Dipper" and Mabel Pines, aka The Mystery Twins!
Crossover - Kamen Rider & Gravity Falls - Rated: T - English - Adventure/Mystery - Chapters: 1 - Words: 6,900 - Reviews: 6 - Favs: 20 - Follows: 16 - Published: 12/28/2021 - Dipper P., Mabel P.
Christmas 2021 by J-547 reviews
It's Christmas in Gravity Falls and what joy would it be if other characters were invited by the Pine Twins for some great fun, fresh and free friendly day at the Mystery Shack.
Crossover - Gravity Falls & Cartoon X-overs - Rated: T - English - Humor - Chapters: 1 - Words: 737 - Reviews: 1 - Favs: 1 - Published: 12/24/2021 - Dipper P., Mabel P., OC - Complete
Mystery Falls by SciFiGirl253 reviews
Mabel and Dipper Pines return to their home of Crystal Cove, only to discover that things have changed. A lot. Their hometown is very different, all signs of the weirdness that had previously been there is gone. To add to the mystery, only a few other people know about this change, Mystery Incorporated. But one of their member's Shaggy, isn't as normal as he first seems.
Crossover - Scooby Doo & Gravity Falls - Rated: K+ - English - Adventure/Supernatural - Chapters: 3 - Words: 5,219 - Reviews: 6 - Favs: 11 - Follows: 14 - Updated: 12/24/2021 - Published: 2/6/2020 - Shaggy, Scooby Doo, Dipper P., Mabel P.
Stay Back, Demon? by playedcrowd5610 reviews
Danny wasn't sure what would happen when he went to this town but he was sure getting stuck in a demon trap was not part of the plan. And who is the kid standing in front of him holding some strange old book? Danny falls into a trap set by Dipper in the forest of a small town called gravity falls. Dipper and Ford don't trust this "Ghost." And Bill sees a new opportunity arise.
Crossover - Danny Phantom & Gravity Falls - Rated: T - English - Adventure/Supernatural - Chapters: 7 - Words: 15,200 - Reviews: 57 - Favs: 160 - Follows: 237 - Updated: 12/23/2021 - Published: 1/26/2021 - Danny F., Dipper P., Bill, Grunkle Ford
Gravity's Moon by Emma Iveli reviews
AU. When Serena Pines went to Gravity Falls she never expected to discover that not only she was a Super Hero but also a the reincarnation of a Princess. Now she must protect the town from it's own strangeness. But thankfully she has help from her brother and sister as well as her protectors from her past life. But is everything is at it seems in Gravity Falls? Please R&R
Crossover - Sailor Moon & Gravity Falls - Rated: K+ - English - Humor/Adventure - Chapters: 27 - Words: 137,790 - Reviews: 166 - Favs: 115 - Follows: 103 - Updated: 12/23/2021 - Published: 11/17/2015 - Usagi T./Serena/Bunny/Sailor Moon, Dipper P., Mabel P.
A Series of Unfortunate Falls by RockSunner reviews
The Baudelaire orphans have been sent to live with a distant relative, their Grunkle Stan in America. Will he be able to keep them safe from Count Olaf and the many local dangers?
Crossover - Series Of Unfortunate Events & Gravity Falls - Rated: K+ - English - Adventure/Humor - Chapters: 17 - Words: 23,006 - Reviews: 43 - Favs: 72 - Follows: 74 - Updated: 12/22/2021 - Published: 12/23/2014 - Violet B., Klaus B., Sunny B., Grunkle Stan
The Triangle of Trolberg by MovieVillain reviews
Starting from "The Ghost", Bill Cipher has been released from his imprisonment below Trolberg. How is he gonna go on with his plans there?
Crossover - Gravity Falls & Hilda - Rated: K+ - English - Adventure/Fantasy - Chapters: 12 - Words: 24,983 - Reviews: 11 - Favs: 14 - Follows: 11 - Updated: 12/19/2021 - Published: 1/16/2021 - Bill, Hilda, Frida
Anai goes to Taco Bell again by MYHEARTFEELSDEADINSIDE
Anai goes to Taco Bell again
Crossover - Gravity Falls & Aggressive Retsuko/アグレッシブ烈子 - Rated: M - English - Humor/Angst - Chapters: 2 - Words: 1,517 - Published: 12/19/2021 - Bill, Fenneko, Haida, Anai
Simpsonageddon by Davey Cinematic Multiverse
When Bart Simpson accidentally helps Bill Cipher (who disguised himself as Nelson) recreate Weirdmageddon, Bill traps Bart and the real Nelson in a prison bubble and takes over Springfield. Homer, Marge, Lisa, along with Dipper, Mabel and Wendy all team up to defeat Bill once and for all.
Crossover - Simpsons & Gravity Falls - Rated: T - English - Friendship/Humor - Chapters: 1 - Words: 3,055 - Favs: 2 - Follows: 1 - Published: 12/18/2021 - Bart S., Lisa S., Dipper P., Bill - Complete
I'm not their babysitters by Victor2120 reviews
All the Courier wanted to do was go into the vault and loot some guns instead. She was stuck watching over twins who had no idea where they were. She'll try to get them back home and try not to get into any weird adventures. (might change the rating)
Crossover - Fallout & Gravity Falls - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 835 - Reviews: 1 - Favs: 3 - Follows: 8 - Published: 12/14/2021 - Courier, Rex, Dipper P., Mabel P.
Decoded Dimensional Traveler by FanFiction Writer 26 reviews
During a battle on Lyoko against a bunch monsters. Yumi miss steppes and falls of the edge of the desert sector. Jeremie thinks that he devitalizes Yumi just in time. But she is nowhere to be found. X.A.N.A. reveals that he devitalized Yumi and gave her to someone more evil that he is. Who did X.A.N.A. give Yumi to? Will she ever return home? Complete!
Crossover - Code Lyoko & Gravity Falls - Rated: M - English - Adventure/Sci-Fi - Chapters: 6 - Words: 8,704 - Reviews: 6 - Favs: 3 - Follows: 1 - Updated: 12/10/2021 - Published: 11/22/2021 - Jeremie B., Yumi I., Bill, Grunkle Ford
A Witch,a Journal,and an Evil triangle by Wolf of howl street reviews
A combination of both the owl house and gravity falls,Luz Noceda stays in gravity falls during the summer with her mother while getting a summer job at a gift shop,after being saved by a witch named Eda her fantasy dreams come true in her hopes of being a witch,combine that with a secret journal,monsters,rivalries,and a grappling hook and you get the strangest and weirdest summer
Crossover - Gravity Falls & Owl House - Rated: K+ - English - Mystery/Family - Chapters: 2 - Words: 7,250 - Reviews: 15 - Favs: 15 - Follows: 16 - Updated: 12/4/2021 - Published: 9/6/2020 - Dipper P., Mabel P., Luz N., Eda
The Dream by alloystar reviews
All demigods have dreams, but Nico has had some from a certain brown-haired girl with braces, urging him for help. What will happen when Gravity Falls is overrun by Greek myths?
Crossover - Percy Jackson and the Olympians & Gravity Falls - Rated: K+ - English - Adventure/Mystery - Chapters: 7 - Words: 4,136 - Reviews: 2 - Favs: 9 - Follows: 8 - Updated: 11/26/2021 - Published: 9/28/2021 - Annabeth C., Nico A., Dipper P., Mabel P.
Podcast Aventure Paralogue 11 à 20 by Rayman25
Ce n'est pas un arc comme les autres. je l'es nommé Podcast Adventure Season. Là, vous allez découvrir des chapitre Spéciaux. Comme son nom l'indique, il s'agit paralogues baser sur les conte de fée, l'île tropical, E3 et la Paris Games.
Crossover - Teenage Mutant Ninja Turtles & Gravity Falls - Rated: T - French - Humor/Adventure - Chapters: 4 - Words: 19,597 - Updated: 11/25/2021 - Published: 6/23/2019
An Abrupt End by The Cowardly Christian reviews
BIG AU! Mabbit and Dippit Pond! Two twin frogs ready to have a grand adventure as they spend the Summer with their Gruncle in Stony Gulch...at least...that was the PLAN... (Takes place AFTER 'Wax Museum')
Crossover - Gravity Falls & Amphibia - Rated: K+ - English - Supernatural/Parody - Chapters: 1 - Words: 671 - Reviews: 4 - Favs: 5 - Follows: 4 - Published: 11/17/2021 - Complete
Infinity Pines by SonicCrazyGal reviews
When Mabel learned Dipper was going to be taking Ford's apprenticeship, she ran off to the woods in tears and ended boarding a mysterious train that had appeared. The rest of her family soon followed when they realized she was missing. Will the Pines be able to find each other and work out their problems? Or will they be trapped on the train forever?
Crossover - Gravity Falls & Infinity Train - Rated: K+ - English - Family/Hurt/Comfort - Chapters: 14 - Words: 19,008 - Reviews: 14 - Favs: 23 - Follows: 22 - Updated: 11/12/2021 - Published: 11/6/2020 - Complete
Battle of the Top Hats by Function Keeper reviews
Bill Cipher has a proposition for Dr. Flug.
Crossover - Gravity Falls & Villainous - Rated: K+ - English - Humor/Supernatural - Chapters: 1 - Words: 765 - Reviews: 1 - Favs: 7 - Follows: 5 - Published: 11/7/2021 - Bill, Black Hat, Dr. Flug
2K | « Prev Page 1 .. 3 4 5 6 7 8 9 16 .. Last Next »